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charset=UTF-8 Content-Transfer-Encoding: 7bit On 18/02/2024 13:02, Yang Xiwen via B4 Relay wrote: > From: Yang Xiwen > > During boot, the kernel complains: > > [ 0.044029] cacheinfo: Unable to detect cache hierarchy for CPU 0 > > So add L1/L2 cache info to the dts according to the datasheet. (32KiB L1 > i-cache + 32 KiB L1 d-cache + 512 KiB L2 unified cache) > cpu@3 { > @@ -52,9 +73,25 @@ cpu@3 { > device_type = "cpu"; > reg = <0x0 0x3>; > enable-method = "psci"; > + d-cache-size = <0x8000>; /* 32 KiB */ > + d-cache-line-size = <64>; > + d-cache-sets = <128>; > + i-cache-size = <0x8000>; /* 32 KiB */ > + i-cache-line-size = <64>; > + i-cache-sets = <256>; > + next-level-cache = <&L2_0>; > }; > }; > > + L2_0: l2-cache0 { Do you have more than one? If not, then "l2-cache". If yes, then "l2-cache-0". Best regards, Krzysztof